Bernina Straight Stitch Foot fits Bernette Models This presser foot is ideally suited for all straight-stitch work. The small stitch hole supports the material during sewing. The small hole helps prevent the puckering of light weight fabric though the hole of the presser foot. Fits Bernette Models b37 and b38 Â *Please note* This is a stock photo of an example of this presser foot. The presser foot that fits your model may look different.